Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11622492 | Variable tooth coulter blade with sized inserts | Richard L. Christie, James L. Wheat | 2023-04-11 |
| 10159171 | Variable tooth coulter blade with sized inserts | Richard L. Christie, James L. Wheat | 2018-12-25 |
| 9204588 | Variable tooth coulter blade with sized inserts | Richard L. Christie, James L. Wheat | 2015-12-08 |
| D536214 | Lid for a mug or tumbler | Peter Schmidt | 2007-02-06 |
| D536213 | Lid for a mug or tumbler | Peter Schmidt | 2007-02-06 |
| D522816 | Food jar | — | 2006-06-13 |
| D519782 | Mug | Peter Schmidt | 2006-05-02 |
| D514885 | Mug | Peter Schmidt | 2006-02-14 |
| D511295 | Mug | Peter Schmidt | 2005-11-08 |
| D510234 | Tumbler | Peter Schmidt | 2005-10-04 |
| D507721 | Tumbler | Peter Schmidt | 2005-07-26 |
| D507151 | Mug | Peter Schmidt | 2005-07-12 |
| D504796 | Lid for a mug or tumbler | Peter Schmidt | 2005-05-10 |
| D503589 | Bottle with detachable cup | — | 2005-04-05 |
| 6706976 | Portable platform scale | — | 2004-03-16 |
| D485114 | Carafe | — | 2004-01-13 |
| D479785 | Combination food jar with detachable cup | — | 2003-09-23 |
| 5440078 | Portable scale with load cell | — | 1995-08-08 |